Can you pass this Science quiz?
Erin reads an average of 20 books per year. She read 23, 17, 20, and 19 books in four different years. How many books did Erin read in the 5th year to make it an average of exactly 20.0 per year?
17
20
21
19
Hot Quizzes Trending Now
1990s
3.32 M Players
One Radiohead song reached No.3 in the Singles Chart in the 90s. Name the track.